Which characteristics tell you that this graph shows a proportional relationship? Check all that apply.
Three points are on the graph.
A straight line can be drawn through the points.
The ordered pairs all have the same x- and y-values.
The line connecting the points passes through the origin.

What are the coordinates of the hole in the graph of the function f(x) ? f(x)=x2−9x−3 enter your answer in the boxes.

Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m

What is the frequency of the sinusoidal graph?